A/ an ____ is a recumbent animal that has failed to respond to treatment

The membrane of a cell allows certain substances to pass from one side to another but does not allow other substances to pass. This means that the cell membrane is:

a. dissociated. c. semipermeable. b. anaerobic. d. filterizable.

In simple coal worker's pneumoconiosis, a chest radiograph that is characterized by multiple small nodular opacities on the chest x-ray film is most likely to be associated with what clinical presentation?

a. Asymptomatic b. Cough c. Crackles d. Shortness of breath